{"id":"CVE-2026-80598","summary":"ntfs3: fix out-of-bounds read in decompress_lznt","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nntfs3: fix out-of-bounds read in decompress_lznt\n\ndecompress_lznt() does not validate array index bounds before accessing\nthe decompression table. A corrupted NTFS3 image with invalid compressed\ndata can trigger an out-of-bounds read.\n\nAdd index bounds checking to prevent the OOB access.","modified":"2026-09-01T03:30:53.285220622Z","published":"2026-08-28T06:48:24.097Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80598.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/1113fa5b01a47a1a4cdbb9c695197ca6215f02a8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/61415ffa365d2eca6986914afd0d1412444aa1dd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7160a57192fb16d7a6fa9b7f5c7ac341d2444a89"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a93980141253c932aa6ae5d4422d90e0162dc774"},{"type":"WEB","url":"https://git.kernel.org/stable/c/bd77afca2ae9b6d44d37902e3ad672ebb028b070"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c694f8ea2611e7413b3f04ee47e04a9b7b45817b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ff05a98150ebb2b03919a9c05c576681e86abbb7"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80598.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80598"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"522e010b58379fbe19b38fdef5016bca0c3cf405"},{"fixed":"1113fa5b01a47a1a4cdbb9c695197ca6215f02a8"},{"fixed":"61415ffa365d2eca6986914afd0d1412444aa1dd"},{"fixed":"bd77afca2ae9b6d44d37902e3ad672ebb028b070"},{"fixed":"c694f8ea2611e7413b3f04ee47e04a9b7b45817b"},{"fixed":"ff05a98150ebb2b03919a9c05c576681e86abbb7"},{"fixed":"a93980141253c932aa6ae5d4422d90e0162dc774"},{"fixed":"7160a57192fb16d7a6fa9b7f5c7ac341d2444a89"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-80598.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.15.0"},{"fixed":"5.15.212"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.178"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.145"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.97"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.40"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.1.5"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-80598.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}